The game takes elements from the book, movie and adds some original ideas.
Matt Damon chose not to voice Bourne for the video game adaption "stating it was too violent and a basic over-exaggeration of the first film", which is ironic, considering how many violent films he's appeared in.
Matt Damon was asked and offered a lot of money to participate in the game. He said he would be happy to do it if it the game wasn't just another generic shooter and had more thinking involved, like MYST. The developers went ahead with the generic shooter instead.